Challenger

Challenger MT255

The Challenger MT255 is a compact utility tractor built by Iseki and distributed by Challenger (a part of AGCO) from 2003 to 2005. It belongs to the MT200 Series and was built in Matsuyama, Japan. It features a 1.5L 3-cylinder liquid-cooled diesel engine producing 28.4 hp gross, with a 9-speed constant mesh transmission. The tractor includes four-wheel drive, mechanical rear differential lock, power steering, wet disc brakes, and a two-post fixed ROPS. It has an open center hydraulic system with 2130 psi pressure and a 7.4 gpm pump flow. The rear hitch is type I with position control and optional draft control, capable of lifting up to 1,984 lbs at the ends. The PTO is live with a dry disc clutch and offers a 540 rpm rear PTO and optional 2000 rpm mid PTO. Dimensions include a 64.5 inch wheelbase, 116.5 inch length, 51 inch width, and 79.3 inch height with ROPS, weighing 2,248 lbs. Standard tires are 6-14 front and 12.4-16 rear, with various lawn/turf and industrial tire options. Attachments include mid-mount mower decks, snowblower, blade, and front-end loader options.
Power28 hp
Founded2003 - 2005
ModelMT255

Technical Specifications

Detailed specifications and technical data for Challenger MT255

Power
PTO (claimed)24.1 hp (18.0 kW)
Engine (gross)28.4 hp (21.2 kW)
Tires
Lawn/turf rear315/80D-16
Industrial rear12.5/80-18
Lawn/turf front24x8.50-12
Industrial front25x8.50-14
Standard tires (ag)Front: 6-14. Rear: 12.4-16
Engine
Starterelectric
Fuel tank6 gal (22.7 L)
Rated RPM2500
Bore/Stroke3.39x3.30 inches (86 x 84 mm)
Displacement89.3 ci (1.5 L)
Engine DetailIseki diesel 3-cylinder liquid-cooled
Power (gross)28.4 hp (21.2 kW)
Starter volts12
Variants
1429similar Massey Ferguson model
Dimensions
Width51 inches (129 cm)
Length116.5 inches (295 cm)
Weight2,248 lbs (1019 kg)
Wheelbase64.5 inches (163 cm)
Rear tread37.2 to 37.25 inches (94 to 94 cm)
Front tread42 inches (106 cm)
Height (ROPS)79.3 inches (201 cm)
Electrical
Groundnegative
Battery volts12
Charging systemalternator
Hydraulics
Typeopen center
Pressure2130 psi (146.9 bar)
Pump flow7.4 gpm (28.0 lpm)
Total flow9.9 gpm (37.5 lpm)
Steering flow2.5 gpm (9.5 lpm)
Mechanical
ROPSTwo-post fixed
Differential lockmechanical rear
Production
TypeCompact Utility tractor
SeriesMT200 Series
Built inMatsuyama, Japan
DistributorChallenger (a part of AGCO)
ManufacturerIseki
Years produced2003 - 2005
Attachments
66" BladeChallenger MDZ66, front-mount, 66 inches width (167 cm)
ML20 Loader785 lbs lift (full at 500mm) (356 kg), 44° dump, 16 inches reach (dumped) (40 cm), 17° rollback, 90 inches height (at pin) (228 cm), 71 inches clearance (dumped) (180 cm)
63" Snow blowerChallenger MSB63, front-mount, 63 inches width (160 cm)
60" mid-mount mower deckChallenger MG715, 60 inches (152 cm), 3-blade, right-discharge
72" mid-mount mower deckChallenger MG716, 72 inches (182 cm), 3-blade, right-discharge
Transmission
Typeconstant mesh
Gears9 forward and 3 reverse
Tractor hitch
Controlposition control
Rear TypeI
Draft controlOptional
Rear lift (at ends)1,984 lbs (899 kg)
Rear lift (at 24"/610mm)1,323 lbs (600 kg)
Power Take-off (PTO)
Clutchdry disc
Mid PTOoptional
Rear PTOlive
Mid PTO Type2000
Rear PTO Type540 (1.375)